Product Details | SAFETY RELIEF VALVE

4820-01-103-9020 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: RAH161S30, 1856991, 4820-01-103-9020, 01-103-9020, 4820011039020, 011039020

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 22 NOV 1980 01-103-9020

Drawings & Photos | NSN 4820-01-103-9020


Cross Reference | NSN 4820-01-103-9020

Part Number Cage Code Manufacturer
1856991 03956 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NAVAL AND MARINE SYSTEMS
RAH161S30 09990 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC VALVE DIV

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Technical Data | NSN 4820-01-103-9020

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR C4 STRAIGHT THRU
FLOW CONTROL DEVICE BALL
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED CARTRIDGE 1ST END
CONNECTION STYLE G9 PLAIN 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 1.312 INCHES 1ST END
THREAD CLASS 2A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
ADJUSTABLE PRESSURE RANGE 1250.0 TO 5000.0 POUNDS PER SQUARE INCH
III END ITEM IDENTIFICATION 4730-01-105-1306 MANIFOLD HYDRAULIC FLUID STABILIZER ASSEMBLY ONBOARD 270 FT WMEC COAST GUARD VESSELS
MANUFACTURERS CODE 03956
DESIGN CONTROL REFERENCE 1856991

Restrictions/Controls & Freight Information | NSN 4820-01-103-9020

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 4820-01-103-9020

Category Code Description
Inventory Account CodesS Stock Fund item managed for the Coast Guard by the respective Inventory Control Point. A funded requisition is required
Inventory Account Codes0 Item not controlled by serial number.
Special Material Content Codes9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyZNCCommanding Officer
USCG Surface Force Logistics Center
Code 028, Mil Stop 25
2401 Hawkins Point Road
Baltimore, MD 21226-5000
AgencyGPU.S. Coast Guard
Service OrganizationCU.S. Coast Guard
ReparabilityC
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each